“…(National Center for Education Statistics, 2007) Previous evaluations have also been compromised by small sample sizes and high loss to follow-up. Among programs that have attempted evaluations, (Beck et al, 1978; Butler et al, 1991; Cregler, 1993; Davis and Davidson, 1982; Felix et al, 2004; Jones and Flowers, 1990; Marshall, 1975; McKendall et al, 2000; Nickens et al, 1994; Rohrbaugh and Corces, 2011; Rosenbaum et al, 2007; Sikes and Schwartz-Bloom, 2009; Thurmond and Cregler, 1994) few have been funded to conduct controlled trials in which program participants are compared with an appropriate control group. Additional controlled trials are needed to better evaluate program efficacy, and to determine which components are most successful and which students benefit most.…”